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Full-Text Articles in Molecular Biology

Determining The Key Residues For Capsule Production In The Gbs Cpsa Protein, Anna Struba Apr 2019

Determining The Key Residues For Capsule Production In The Gbs Cpsa Protein, Anna Struba

Honors College

Streptococcus agalactiae (GBS) is a common bacterium found commensally in the vaginal mucosa of healthy adults. GBS also causes severe infection in neonates, often leading to meningitis, which can cause lifelong health consequences including impaired hearing and seizures. Infection of newborns mainly arises from a colonized mother, either before birth through ascending infection or during labor. Ascending infection, where the bacteria travel to the fetus from the vaginal mucosa, is especially concerning as it can lead to loss of pregnancy or premature birth. The most common method of neonatal GBS disease prevention is antibiotic prophylaxis during delivery, though this method …


Identification Of Proteins Interacting With Zebrafish Miro Orthologs In The Yeast Two-Hybrid System, Yiran Tao Jan 2019

Identification Of Proteins Interacting With Zebrafish Miro Orthologs In The Yeast Two-Hybrid System, Yiran Tao

Honors Program Theses

The motility of mitochondria is required for providing energy and maintaining basic cellular functions in neurons. Mitochondrial Rho GTPase (Miro) is an essential component of the mitochondrial trafficking machinery, a protein complex that anchors mitochondria to the microtubule motor protein for long-distance transport. As a protein localizing to the mitochondrial outer membrane, Miro regulates the morphology and the motility of mitochondria. Upon mitochondrial depolarization, the PINK1/Parkin pathway is activated to arrest mitochondrial movement by targeting Miro for phosphorylation and ubiquitination in a calcium-sensitive manner. However, it remains unclear what effects the PINK1-dependent phosphorylation has on the structure and binding properties …